# The generative recommender behind Shopify's commerce engine

DevFeed: [The generative recommender behind Shopify's commerce engine](<https://devfeed.tech/articles/the-generative-recommender-behind-shopify-s-commerce-engine-1401.md>)

Original publisher: [Read original article](<https://shopify.engineering/generative-recommendations>)

Author: Yang Liu

Published: 2026-02-25T16:04:54Z

Content type: article

Language: en

Sources: [Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering.md>), [Shopify Engineering - Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering-shopify-engineering.md>)

Topics: [Shopify](<https://devfeed.tech/topics/shopify.md>), [Temporal data](<https://devfeed.tech/topics/temporal-data.md>), [model-deployment](<https://devfeed.tech/topics/model-deployment.md>), [real-time](<https://devfeed.tech/topics/real-time.md>), [Feature Engineering](<https://devfeed.tech/topics/feature-engineering.md>)

Tags: [architecture](<https://devfeed.tech/tags/architecture.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [feature-engineering](<https://devfeed.tech/tags/feature-engineering.md>), [generative](<https://devfeed.tech/tags/generative.md>), [latency](<https://devfeed.tech/tags/latency.md>), [model](<https://devfeed.tech/tags/model.md>), [production](<https://devfeed.tech/tags/production.md>), [real-time](<https://devfeed.tech/tags/real-time.md>), [scale](<https://devfeed.tech/tags/scale.md>), [shopify](<https://devfeed.tech/tags/shopify.md>), [train](<https://devfeed.tech/tags/train.md>), [training](<https://devfeed.tech/tags/training.md>)

## AI overview

Shopify describes a generative recommender that treats buyer journeys as raw event sequences. An autoregressive, causally masked model predicts next products or ads while meeting real-time production constraints at Shopify's scale.

## Source excerpt

Treating buyer journeys as sequences instead of simplified signals, and building a model fast enough to serve at scale.